OpenTechnical

OT-2026-000036049

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000036049) never changes.

Identity and time

Publication numberOT-2026-000036049 · never reused
Internal UUID01a0ae77-01cd-7818-a2ff-9663d146881d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036049
StatusPUBLIC

Content hashes

Canonical text6d8952b407ea6268453436807ab3b5a1c4c3c79a49c9c9beadc095bb9d2e8002
Markdowna7cbbe280c6dc29f49d297d40dce3dd2c454567863f55a2236b8837916e55a6d
PDF
Publication page5decfa1f707026612fb7c4f2a0f00ff21697875de04251b29b527ca65b95800b
Manifest9102526e096b211366dbdbfba4544a6ef8bb9144589514c23cd8dbd2c23bf8b8

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureWQ6nhM/spvyDpYFGCX8mIheQCqRO9K4A1GkqMO6IFAhvQCwDt/ivHSiqQ/3X54byFm0q4a+yYAtDXz8cWV6GBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:13.901924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036049
observed 5decfa1f707026612fb7c4f2a0f00ff2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:13.884497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036049/manifest.json
observed 9102526e096b211366dbdbfba4544a6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:13.866094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036049/publication.md
observed a7cbbe280c6dc29f49d297d40dce3dd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:13.850148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036049/publication.txt
observed 6d8952b407ea6268453436807ab3b5a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.